From mboxrd@z Thu Jan 1 00:00:00 1970 From: prabhakar.kushwaha@nxp.com (Prabhakar Kushwaha) Date: Mon, 12 Mar 2018 13:41:28 +0530 Subject: [PATCH 1/2][v6] dt-bindings: mtd-physmap: Add endianness supports Message-ID: <20180312081128.8195-1-prabhakar.kushwaha@nxp.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Connection between flash and controller is not necessary to be always of same type. It may varies from platform to platform. Adding endianness (optional) property to provide connection type information. Signed-off-by: Prabhakar Kushwaha Reviewed-by: Rob Herring --- Changes for v2: updated subject Changes for v3: fixed typo for "big-endian" Changes for v4: Moved binding definition in mtd-physmap.txt as discussed at https://patchwork.ozlabs.org/patch/842543/ Changes for v5: Sending as it is Changes for v6: Updated binding when endianness property is absent Documentation/devicetree/bindings/mtd/mtd-physmap.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/mtd/mtd-physmap.txt b/Documentation/devicetree/bindings/mtd/mtd-physmap.txt index 4a0a48bf4ecb..691c98f7301d 100644 --- a/Documentation/devicetree/bindings/mtd/mtd-physmap.txt +++ b/Documentation/devicetree/bindings/mtd/mtd-physmap.txt @@ -41,6 +41,11 @@ additional (optional) property is defined: - erase-size : The chip's physical erase block size in bytes. + The device tree may optionally contain endianness property. + little-endian or big-endian : It represents connection between controller and + flash. If this property is absent, connection is described + by the CFI_DEFAULT_ENDIAN. + The device tree may optionally contain sub-nodes describing partitions of the address space. See partition.txt for more detail. -- 2.14.1